18338859

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8821}}^1$

素因数の和:8848

約数の個数: 32

約数和(自身を含む): 33876480

約数和(自身を除く): 15537621

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 8821, 26463, 61747, 79389, 97031, 185241, 238167, 291093, 555723, 679217, 873279, 1667169, 2037651, 2619837, 6112953, 18338859]

約数ペア:

[(1, 18338859), (3, 6112953), (7, 2619837), (9, 2037651), (11, 1667169), (21, 873279), (27, 679217), (33, 555723), (63, 291093), (77, 238167), (99, 185241), (189, 97031), (231, 79389), (297, 61747), (693, 26463), (2079, 8821)]